package com.gh.reggie.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.gh.reggie.common.R;
import com.gh.reggie.entity.Category;
import com.gh.reggie.entity.Dish;
import com.gh.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;


@Slf4j
@RestController
@RequestMapping(value = "/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;


    /**
     * 新增菜品
     * @param category
     * @return
     */
    @PostMapping
    public R<String> save(@RequestBody Category category){
        log.info("category:{}",category);
        categoryService.save(category);
        return R.success("新增菜品成功");
    }

    /**
     * 分页查询
     *
     */
    @GetMapping("/page")
    public R<Page> page(int page,int pageSize){
        //分页查询
        Page<Category> pageInfo = new Page<>(page,pageSize);
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        //添加排序条件
        queryWrapper.orderByAsc(Category::getSort);

        categoryService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }

    /**
     * 删除数据
     * @param id
     * @return
     */
    @DeleteMapping
    public R<String> delete(Long id){
        log.info("需要删除的id为:{}",id);

        categoryService.remove(id);
        return R.success("删除成功");
    }

    /**
     * 根据id修改
     * @param category
     * @return
     */
    @PutMapping
    public R<String> update(@RequestBody Category category){
        log.info("更改的分类的信息为：{}",category.toString());

        categoryService.updateById(category);
        return R.success("更新分类成功");
    }


    /**
     * 根据条件查询分类
     * @param category
     * @return
     */
    @GetMapping("/list")
    public R<List<Category>> list (Category category){
        //数据库条件构造器
        LambdaQueryWrapper<Category> queryWrapper=new LambdaQueryWrapper<>();

        queryWrapper.eq(category.getType() != null,Category::getType,category.getType());
        //添加排序条件;
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

        List<Category> list = categoryService.list(queryWrapper);

        return R.success(list);
    }




}
